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usp10: Correct an endless loop in Chaining Contextual Substitution if it is a dead rule.

This commit is contained in:
Aric Stewart 2011-06-14 08:36:00 -05:00 committed by Alexandre Julliard
parent 0ce27385fd
commit 4b2bfb4a8b
1 changed files with 14 additions and 10 deletions
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4
dlls/usp10/shape.c
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@ -1026,6 +1026,8 @@ static INT GSUB_apply_ChainContextSubst(const GSUB_LookupList* lookup, const GSU
ccsf3_4 = (const GSUB_ChainContextSubstFormat3_4 *)(((LPBYTE)ccsf3_3)+sizeof(GSUB_ChainContextSubstFormat3_3) + (sizeof(WORD) * (GET_BE_WORD(ccsf3_3->LookaheadGlyphCount)-1)));
if (GET_BE_WORD(ccsf3_4->SubstCount))
{
for (k = 0; k < GET_BE_WORD(ccsf3_4->SubstCount); k++)
{
int lookupIndex = GET_BE_WORD(ccsf3_4->SubstLookupRecord[k].LookupListIndex);
@ -1041,6 +1043,8 @@ static INT GSUB_apply_ChainContextSubst(const GSUB_LookupList* lookup, const GSU
}
return newIndex;
}
else return GSUB_E_NOGLYPH;
}
}
return -1;
}